Question

Define external fertilization mention its disadvantages

Answer 1

Answer:

Fertilization occuring outside the body is termed as external fertilization

Explanation:

offsprings produce by external fertilization can be prayed by others living forms

Answer 2

Answer:

ᴇxᴛᴇʀɴᴀʟ ꜰᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ ɪꜱ ᴀ ᴍᴏᴅᴇ ᴏꜰ ʀᴇᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴄʜᴀʀᴀᴄᴛᴇʀɪᴢᴇᴅ ʙʏ ᴛʜᴇ ꜰᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ ᴏꜰ ᴍᴀʟᴇ ᴀɴᴅ ꜰᴇᴍᴀʟᴇ ɢᴀᴍᴇᴛᴇꜱ ᴏᴜᴛꜱɪᴅᴇ ᴛʜᴇ ʙᴏᴅʏ ᴏꜰ ᴛʜᴇ ᴏʀɢᴀɴɪꜱᴍꜱ. ᴇxᴛᴇʀɴᴀʟ ꜰᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ ɪꜱ ᴏʙꜱᴇʀᴠᴇᴅ ɪɴ ᴀᴍᴘʜɪʙɪᴀɴꜱ ꜱᴜᴄʜ ᴀꜱ ꜰʀᴏɢꜱ ᴀɴᴅ ᴛᴏᴀᴅꜱ. ʜᴏᴡᴇᴠᴇʀ, ᴛʜᴇʀᴇ ᴀʀᴇ ᴀ ꜰᴇᴡ ᴅʀᴀᴡʙᴀᴄᴋꜱ ᴏꜰ ᴇxᴛᴇʀɴᴀʟ ꜰᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ:

• ᴛʜᴇ ᴄʜᴀɴᴄᴇꜱ ᴏꜰ ꜱᴜʀᴠɪᴠᴀʟ ᴏꜰ ᴛʜᴇ ɢᴀᴍᴇᴛᴇꜱ ᴀʀᴇ ᴠᴇʀʏ ʟᴇꜱꜱ.

• ɴᴏᴛ ᴀʟʟ ᴛʜᴇ ɢᴀᴍᴇᴛᴇꜱ ᴀʀᴇ ꜰᴇʀᴛɪʟɪᴢᴇᴅ.

• ᴛʜᴇ ɢᴀᴍᴇᴛᴇꜱ ᴍɪɢʜᴛ ᴅᴇꜱɪᴄᴄᴀᴛᴇ.

• ᴛʜᴇ ᴘʀᴇᴅᴀᴛᴏʀꜱ ᴜꜱᴜᴀʟʟʏ ᴇᴀᴛ ᴛʜᴇ ᴇɢɢꜱ.